英和和英

名詞

devissage

1. (mathematics) A technique introduced by Alexander Grothendieck for comparing invariants about coherent sheaves on noetherian systems.
   • 2015, Goncalo Tabuada, Michel Van den Bergh, “The Gysin triangle via localization and A1-homotopy invariance”, in arXiv‎^[1]:

     In the particular case where E is homotopy K-theory, this Gysin triangle yields a new proof of Quillen's localization theorem, which avoids the use of devissage.